GORDON, N. F. (1997). Gangguan Pernafasan: Panduan latihan lengkap. RajaGrafindo Persada.
Chicago Style (17th ed.) CitationGORDON, Neil F. Gangguan Pernafasan: Panduan Latihan Lengkap. RajaGrafindo Persada, 1997.
MLA (8th ed.) CitationGORDON, Neil F. Gangguan Pernafasan: Panduan Latihan Lengkap. RajaGrafindo Persada, 1997.
Warning: These citations may not always be 100% accurate.